FIGHTER TKL II (PRO GAMING KEYBOARD) FANTECH k613 Name of product: Backlit Floating Keys Multimedia Keyboard for Gaming There are 87 keys in total. Voltage range for operation: DC 4.2-5.5V SWITCH: 45g Trigger Pressure Floating Switch RATE OF POLLING: 1000 Hz Rate of Ultrapolling KEYSTROKE: 8 million lifetime keystrokes 19 Keys to Ghosting Anti-ghosting CABLE: Copper Nylon Cable Operating systems: MAC OS One free USB; Windows XP/7/8/10 Port 2.0/3.0 The FANTECH K613 is an RGB keyboard with a plug-and-play USB interface; no drivers need to be installed before using it. Map of Keys Functions Media Player for Formula One F4 Mute + F3 Volume - F2 Volume F5 Pause F6 Retrace F7 Pause/Play F8 Next F9 Default Browser F10 Email Lock Mode F11 Calculator F12 W Switch back and forth between the W, A, S, and D keys. RGB SCR MODES